Compilare: user.c: In function ‘main’: user.c:29:11: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &T); ^ user.c:33:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &N); ^ user.c:39:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d", &x[i]); ^ user.c:59:7: warning: ‘is_there_neprim’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(is_there_neprim == 1) ^